[PATCH v3 0/3] Scorpion PMU support
Will Deacon
will.deacon at arm.com
Mon Mar 2 10:24:24 PST 2015
On Sat, Feb 28, 2015 at 12:11:32AM +0000, Stephen Boyd wrote:
> These patches add support for the Scorpion PMU found on devices
> such as msm8660, qsd8x50, etc. The first patch is some groundwork
> to make functions more "generic". Even then we end up copying quite
> a bit of code from the Krait part into the Scorpion part with only
> subtle tweaks because two things happen:
>
> 1. We gain another "region" register, L2LPM
> 2. The way to access the region registers are with different cp15 instructions
>
> I'm not sure how to make this better, suggestions are welcome. The second
> patch is an optimization for an implementation defined register. The
> final patch is the one that actually adds support for Scorpion.
>
> Changes from v2:
> * New patch 2
> * Macros instead of an inline function for patch 1
Thanks, Stephen. I'll queue this for 4.1.
Will
More information about the linux-arm-kernel
mailing list